igettextprop: check result of XGetTextProperty (undefined behaviour for XFree) - dwm - dynamic window manager	Err	parazyd.org	70
hgit clone https://git.parazyd.org/dwm	URL:https://git.parazyd.org/dwm	parazyd.org	70
1Log	/git/dwm/log.gph	parazyd.org	70
1Files	/git/dwm/files.gph	parazyd.org	70
1Refs	/git/dwm/refs.gph	parazyd.org	70
1README	/git/dwm/file/README.gph	parazyd.org	70
1LICENSE	/git/dwm/file/LICENSE.gph	parazyd.org	70
i---	Err	parazyd.org	70
1commit 99f78fa553f9ddb23fab73e47a408d66ca7f974c	/git/dwm/commit/99f78fa553f9ddb23fab73e47a408d66ca7f974c.gph	parazyd.org	70
1parent a9b6a312a77b9cc81ca8b08a95c09e9f7948d7a6	/git/dwm/commit/a9b6a312a77b9cc81ca8b08a95c09e9f7948d7a6.gph	parazyd.org	70
hAuthor: Hiltjo Posthuma <hiltjo@codemadness.org>	URL:mailto:hiltjo@codemadness.org	parazyd.org	70
iDate:   Fri,  3 Nov 2017 16:36:32 +0100	Err	parazyd.org	70
i	Err	parazyd.org	70
igettextprop: check result of XGetTextProperty (undefined behaviour for XFree)	Err	parazyd.org	70
i	Err	parazyd.org	70
iDiffstat:	Err	parazyd.org	70
i  M dwm.c                               |       3 +--	Err	parazyd.org	70
i	Err	parazyd.org	70
i1 file changed, 1 insertion(+), 2 deletions(-)	Err	parazyd.org	70
i---	Err	parazyd.org	70
1diff --git a/dwm.c b/dwm.c	/git/dwm/file/dwm.c.gph	parazyd.org	70
i@@ -910,8 +910,7 @@ gettextprop(Window w, Atom atom, char *text, unsigned int size)	Err	parazyd.org	70
i         if (!text || size == 0)	Err	parazyd.org	70
i                 return 0;	Err	parazyd.org	70
i         text[0] = '\0';	Err	parazyd.org	70
i-        XGetTextProperty(dpy, w, &name, atom);	Err	parazyd.org	70
i-        if (!name.nitems)	Err	parazyd.org	70
i+        if (!XGetTextProperty(dpy, w, &name, atom) || !name.nitems)	Err	parazyd.org	70
i                 return 0;	Err	parazyd.org	70
i         if (name.encoding == XA_STRING)	Err	parazyd.org	70
i                 strncpy(text, (char *)name.value, size - 1);	Err	parazyd.org	70
.